491194030

素因数分解:

$2^1\times 5^1\times {\mathrm{139}}^1\times {\mathrm{313}}^1\times {\mathrm{1129}}^1$

素因数の和:1588

約数の個数: 32

約数和(自身を含む): 894146400

約数和(自身を除く): 402952370

約数列:

[1, 2, 5, 10, 139, 278, 313, 626, 695, 1129, 1390, 1565, 2258, 3130, 5645, 11290, 43507, 87014, 156931, 217535, 313862, 353377, 435070, 706754, 784655, 1569310, 1766885, 3533770, 49119403, 98238806, 245597015, 491194030]

約数ペア:

[(1, 491194030), (2, 245597015), (5, 98238806), (10, 49119403), (139, 3533770), (278, 1766885), (313, 1569310), (626, 784655), (695, 706754), (1129, 435070), (1390, 353377), (1565, 313862), (2258, 217535), (3130, 156931), (5645, 87014), (11290, 43507)]